HOLE DRILLING MACHINE AND METHOD FOR DRILLING OVAL HOLE AND INNER-DIAMETER-CHANGING HOLE BY MEANS OF HOLE DRILLING MACHINE

Provided is a hole drilling machine and the method for drilling an oval hole and an inner-diameter-changing hole by means of the hole drilling machine, the machine and the method being configured so that the oval hole can be shaped with high accuracy and drilling of a complicated hole such as the in...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MASUDA, Yuya, NAKAMURA, Taketo, MOROZUMI, Kazushige, SUZUKI, Toshio, SATO, Tatsunori, MURAKAMI, Munehiro, ISHIZUKA, Daiki
Format:	Patent
Sprache:	eng
Schlagworte:	BORING MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS TRANSPORTING TURNING
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